Generation Ii Geartrac For The Yakattack Gt175. Add a whole new level of versatility to your kayak, canoe, power boat, ATV, ORV, tractor, or other vehicle with the GT175 Generation II GearTrac from YakAttack! This heavy duty surface mount track provides a platform that's not only adjustable, but fully configurable, enabling unparalleled versatility for accessory mounting!Includes #10 blunt tip stainless steel thread forming screws. Install with the optional FullBack backing plate for ultra duty security. The GT175 Generation II GearTrac is a true surface mount and doesn't require Inside access for instillation. 4" long kayak mount track designed for harsh marine environments Aluminum construction for medium-heavy duty application Topside installation, no backside access required Stainless steel hardware included, compatible with 1/2" wide track hardware, hole pattern 1-5/16" Wd X 1-3/4" Lg Made in the USA and covered by our Built for Life Guarantee